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Chemistry

Chemistry
Water gas is the combination of

CO and H2O
CO2and H2
CO and H2
CO2 and CO

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Chemistry
London smog is found in

Winter during day time
Summer during day time
Summer during morning time
Winter during morning time

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Chemistry
The chemical name of 'laughing gas' is

Nitric oxide
Nitrogen dioxide
Nitrogen pentoxide
Nitrous oxide

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Chemistry
A powerful eye irritant present in smog is

Sulphur dioxide
Carbon dioxide
Nitric oxide
Peroxyacetyl nitrate

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Chemistry
Trinitrotoluene is

Used to fuse two metals
Used as an explosive
Used as an abrasive
Used to melt metals

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Chemistry
The most pure form of Carbon among the options is

Lampblack
Anthracite
Wood Charcoal
Graphite

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MORE MCQ ON Chemistry

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